La colorimetria és un mètode

UD4. Avaluació qualitat (Repàs)

Quiz
•
Science
•
9th - 12th Grade
•
Hard
Gemma Lopez
Used 4+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Òptic
Electroquímic
Cromatogràfic
Immunològic
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quan les mostres individuals tenen la mateixa probabilitat de ser extretes del lot, és una mostreig
Selectiu
Per sospita
Aleatori
Objectiu
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si el producte a mostrejar, surt per un conducte
S'agafa el primer rajolí
S'agafa mostra del primer i últim rajolí
S'elimina el primer rajolí
Es mostreja com qualsevol altra mostra
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si l'aigua està molt mineralitzada, la seva conductivitat
Serà alta
Serà baixa
No afecta
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'aparell per mesurar la humitat d'un producte és
pH-metre
conductimetre
Estufa
Centrífuga
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si volem saber els sòlids solubles d'una salsa, utilitzarem
pH-metre
Conductimetre
Refractometre
Kjeldhal
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quin d'aquests és una volumetria?
Kjeldhal
Soxhlet
Dean-stark
Balança analítica
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